Ask
your own question, for FREE!
Mathematics
9 Online
Solve for n: (4^n)^3 (2^n + 2) = (4^2)^n – 1
Still Need Help?
Join the QuestionCove community and study together with friends!
(n-1)!/(n-2)!+(n-2)!/(2!(n-4)!)=4 (((n-2)!)^2 + 2(n-4)! (n-1)!) / (2(n-4)! (n-2)!) = 4 1/2*(n^2 - 3n + 4) = 4 n^2 - 3n - 4 = 0 (n + 1)(n - 4) = 0 n = -1 => reject n = 4
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
Countless7Echos:
Aye.. I need actually some help on the shading here.. if the light is from above too I just feel something is off.
kaelynw:
tried a lil smt, the arm is off but i like the other stuff
Countless7Echos:
I don't know just no sketch doodle day :p finished a video already so I'm pretty
Ferrari:
Depression Hi, it's me, Jordan (ferrari). It's supposed to be the Fourth of July but I feel kinda depressed and mad at myself for no reason.
5 hours ago
19 Replies
3 Medals
17 hours ago
27 Replies
3 Medals
2 days ago
9 Replies
2 Medals
2 days ago
13 Replies
1 Medal